Anthracene, 100 µg/ml, Cyclohexane, 1ml

4-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 10240-08-1

Terbuthylazine-2-hydroxy, 100 µg/ml, Acetonitrile, 1ml

EPA Method 552,552.1,552.2 Internal Std